Specifications

Table 8 — Thermistors and Wells

To connect the space temperature sensor (Fig. 8):

1. Using a 20 AWG twisted pair conductor cable rated for

the application, connect 1 wire of the twisted pair to one

SEN terminal and connect the other wire to the other

SEN terminal located under the cover of the space

temperature sensor.

2. Connect the other ends of the wires to terminals 3 and 4

on LVT located in the unit control box.

Units on the CCN can be monitored from the space at the

sensor through the RJ11 connector, if desired. To wire the RJ11

connector into the CCN (Fig. 9):

THERMISTOR

PART NO.

DESCRIPTION WELL PART NO.

HH79NZ014

3 in., 5,000 ohm

Thermistor

1DHB50106801

HH79NZ029

4 in., 5,000 ohm

Thermistor

1DHB50106802

IMPORTANT: The cable selected for the RJ11 connector

wiring MUST be identical to the CCN communication bus

wire used for the entire network. Refer to Table 7 for

acceptable wiring.

CEPL130346-01

STATUS

LEN

J10

CCN

RED LED - STATUS GREEN LED -

LEN (LOCAL EQUIPMENT NETWORK)

YELLOW LED -

CCN (CARRIER COMFORT NETWORK)

INSTANCE JUMPER

K11

K10 K9

K3 K2

Fig. 6 — Main Base Board

Fig. 7 — Enable/Off/Remote Contact Switch, and Emergency On/Off Switch Locations

a30-4967